body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    padding-bottom: 100px;
}

h2 {
    text-align: center;
    margin: 10px 0;
    /* background-color: white; */

}

.headline {
    width: 90%;
    background-color: #fff;
    border-radius: 20px;
    margin-left: auto;
    margin-right: auto;
}

.post {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
    margin: 10px 20px;
}

.header {
    display: flex;
    align-items: center;
}

.avatar {
    width: 40px;
    height: 40px;
    background-color: #ccc;
    border-radius: 50%;
    margin-right: 10px;
}

.avatar img {
    width: 40px;
    height: 40px;
    border-radius: 90px;
}

.user-info h3 {
    margin: 0;
    font-size: 1.2em;
}

.content p {
    margin: 10px 0;
}

.images {
    display: flex;
    justify-content: space-between;
    margin: 10px 0;
}

.images img {
    width: 49%;
    border-radius: 5px;
}

.footer {
    margin-top: 15px;
    font-size: 0.9em;
    color: #666;
}


/* ----------------------------------------------------------底部导航栏 */
footer {
    background-color: #fff;
    box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
    position: fixed;
    bottom: 0;
    width: 100%;

}

.nav {
    display: flex;
    justify-content: space-around;
    padding: 10px 0;
}

.nav-item {
    text-align: center;
    font-size: 14px;
    color: #333;
    flex: 1;
    cursor: pointer;
}

.nav-item.active {
    color: #ff4081;
}


footer a {
    text-decoration: none;
    font-size: 13px;
    color: black;
    padding: 0;
}

footer img {
    width: 35px;
    height: 35px;
}